| A0L6F1 | URE2_MAGMM | Magnetococcus marinus (strain ATCC BAA-1437 / JCM 17883 / MC-1) | ureB Mmc1_1026 | Detail |
| Q18EC0 | URE2_HALWD | Haloquadratum walsbyi (strain DSM 16790 / HBSQ001) | ureB HQ_3625A | Detail |
| B2IT65 | URE2_NOSP7 | Nostoc punctiforme (strain ATCC 29133 / PCC 73102) | ureB Npun_F0824 | Detail |
| Q12486 | YOR31_YEAST | Saccharomyces cerevisiae (strain ATCC 204508 / S288c) (Baker's yeast) | YOR131C O3311 YOR3311c | Detail |
| A6UC35 | URE1_SINMW | Sinorhizobium medicae (strain WSM419) (Ensifer medicae) | ureC Smed_2383 | Detail |
| Q07K71 | URE2_RHOP5 | Rhodopseudomonas palustris (strain BisA53) | ureB RPE_3734 | Detail |
| A8Z387 | URE1_STAAT | Staphylococcus aureus (strain USA300 / TCH1516) | ureC USA300HOU_2271 | Detail |
| Q8CNC9 | URE1_STAES | Staphylococcus epidermidis (strain ATCC 12228) | ureC SE_1863 | Detail |
| C5BUN9 | URE1_TERTT | Teredinibacter turnerae (strain ATCC 39867 / T7901) | ureC TERTU_4206 | Detail |
| Q7A3C4 | Y2367_STAAN | Staphylococcus aureus (strain N315) | SA2367 | Detail |